Unit 7 - Equations (Grade 6 Math)

A letter used to represent a number value in an equation

• term

• coefficient

• variable

To solve an equation, the goal is to __________ the variable on one side.

• Evaluate

• Leviate

• Isolate (To get alone)

In math, this basically means opposite

• inverse

• equation

• expression

• constant

What is the inverse operation of subtraction?

• Subtraction
• Multiplication
• Division
• Addition

What is the inverse operation of division?

• Division
• Multiplication
• Addition
• Subtraction

What is the inverse of addition? (+)

• Subtraction (−)

• Division (÷)

• Multiplication (×)

What is the inverse of multiplication? (×)

• Addition (+)

• Division (÷)

• Multiplication (×)

In 8r − 3 , the VARIABLE is ___

• 8

• r

• -

What is the correct step to solve for the variable?
15 = m - 5

• add 15 to both sides
• add 5 to both sides
• subtract 15 from both sides
• subtract 5 from both sides

x - 62 = 123
How should you show your work to isolate the variable and solve the equation?

• Add 62 to each side. 
• Subtract 62 from each side.
• Multiply each side by 62.
• Add 123 to each side.